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# Calculate : the Number of Moles in 12g of Oxygen Gas.O = 16 - Chemistry

Course
ConceptRefer to the Atomicity of Hydrogen, Oxygen, Nitrogen and Chlorine

#### Question

Calculate :
The number of moles in 12g of oxygen gas. [O = 16]

#### Solution

"Mole" = "Mass"/"molar" = 12/16 = 0.75  "mole"

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#### APPEARS IN

Selina Solution for Selina ICSE Concise Chemistry for Class 10 (2017 to Current)
Chapter 5: Mole concept and Stoichiometry
Exercise - 5B | Q: 14.3 | Page no. 84
Solution Calculate : the Number of Moles in 12g of Oxygen Gas.O = 16 Concept: Refer to the Atomicity of Hydrogen, Oxygen, Nitrogen and Chlorine.
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